var util = require('util'),
  Person = require('./person.js');

function Student() {
  Person.call(this);
  util.inherits(Student, Person);
  this.eat = function() {
    //@Overide
    console.log('static student eat food');
  };
  this.study = function() {
    console.log('I\'am learning static');
  };
}
var student = new Student();
exports.sleep = student.sleep;
exports.eat = student.eat;
exports.study = student.study;
